CN202350056U - Processing unit for malodorous gas of sewage treatment plant - Google Patents
Processing unit for malodorous gas of sewage treatment plant Download PDFInfo
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- CN202350056U CN202350056U CN2011203826000U CN201120382600U CN202350056U CN 202350056 U CN202350056 U CN 202350056U CN 2011203826000 U CN2011203826000 U CN 2011203826000U CN 201120382600 U CN201120382600 U CN 201120382600U CN 202350056 U CN202350056 U CN 202350056U
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- malodorous gas
- sewage treatment
- treatment plant
- recovery system
- foul gas
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Abstract
The utility model relates to a processing unit for malodorous gas of a sewage treatment plant, comprising malodorous gas sources, a draught fan, a dehydration pot and a sulfur recycling system, wherein the malodorous gas sources include an oil separation cell, an aeration cell, a floatation cell and a contaminated-oil cell. The sulfur recycling system is provided with an air blower, a burning furnace and follow-up processing equipment. The malodorous gas sources are covered and sealed and the sealed malodorous gas sources are connected with an inlet of the burning furnace through the draught fan, the dehydration pot and the air blower; and an outlet of the burning furnace is connected with a follow-up process of the sulfur recycling system. By covering and sealing the malodorous gas sources and utilizing the existing malodorous gas source to form a malodorous gas burning and treating device, the malodorous gas treating problem which puzzles petroleum and chemical enterprises for a long time is solved at the cost of small investment. The processing unit for the malodorous gas of the sewage treatment plant, disclosed by the utility model, has the advantages of simple structure, easiness for implementation, low construction cost and low operation cost, and is suitable for treating the malodorous gas of the petroleum and chemical enterprises with a Claus sulfur recycling system.
Description
Technical field
The invention belongs to the waste gas pollution control and treatment technical field, relate to the treatment of waste gas device that the petrochemical enterprise production process produces, be specifically related to the treating apparatus of a kind of sewage treatment plant foul gas.
Background technology
The sewage treatment plant of petroleum chemical enterprise is the source of mainly distributing of foul gas, and pollutant has hydrogen sulfide, organic sulfur compound, ammonia and volatile organic matter (VOC) etc. in the foul gas that distributes.By pollutant levels sizes, the Sewage Plant foul gas is divided into oil interceptor waste gas is the high concentration foul gas of representative and is the low concentration foul gas of representative with aeration tank waste gas.Existing deodorizing purification techniques mainly contains: waste gas catalytic combustion treatment technology, charcoal absorption treatment technology, microbiological treatment technology, chemical reaction deodorization technology etc.
The waste gas catalytic combustion treatment technology comprises two kinds, and a kind of is to load catalyst made from platonic in the catalytic combustion system, under certain bed temperature and air speed, removes the odorant in the oil refining sewerage foul smell; Another kind is under acid condition, with aqueous vapor odorant is gone out by in the sewage year, sends in oil gas and the air flame and burns.The charcoal absorption treatment technology is to utilize ozone to organic decomposing oxidation effect in the water, and ozone and charcoal absorption are combined, and can remove COD in the sewage, and the removal of total solids content and the control of corrosion rate are had certain effect.The microbiological treatment technology mainly contains biofiltration, bio-trickling and three kinds of modes of biological fluidized bed, and sulfur series foul smell gas by using gases such as methyl mercaptan foul gas, low concentration hydrogen sulphide foul gas, form waste gas of sulfur dioxide and sanitary sewage are purified.The reaction deodorizing adopts sodium-hypochlorite process to handle sulfide stench sewage, has removed the odorant of one type in hydrogen sulfide and mercaptan, the processed waste water no color or smell.
Above-mentioned four kinds of methods all have limitation separately.Though firing method can solve the smell problem, its sulphides burn generates SO
2Still has contaminative and cost is higher; Though the activated charcoal solid adsorbent is simple to operate, exist the absorption precision not high, capacity is little, the short and more high shortcoming of cost of life-span; Biological deodorization only is applicable to that then source of the gas is stable, and pollutant levels are lower, the waste gas pollution control and treatment that fluctuating range is less, and also cost is higher; The reaction deodorization process is used to handle stench sewage, and absorbent becomes refuse rubbish after absorbing odorant, formed new pollution, and effect is relatively poor.
Summary of the invention
For overcoming the deficiency of above-mentioned prior art, the utility model provides the treating apparatus of a kind of sewage treatment plant foul gas, and foul gas is collected, and utilizes existing incinerator of sulfur recovery system and treatment facility, and foul gas is carried out burning disposal.
The treating apparatus of the utility model sewage treatment plant foul gas comprises [body source, air-introduced machine and drain sump.The [body source is oil interceptor, aeration tank, floation tank and contaminated-oil basin.Said [body source is added a cover, sealed; [body source after the sealing is connected to drain sump through air-introduced machine; The drain sump outlet is connected to the blower inlet of sulfur recovery system through pipeline; Blower export is connected to the incinerator inlet, and the outlet of incinerator is connected with the subsequent process of sulfur recovery system.
The material of adding a cover is armored concrete, steel plate, color steel, solar panel, fiberglass or extraordinary cloth, and the material of drain sump is carbon steel or plastics.Sulfur recovery system is provided with washer, and the incinerator outlet is connected to the subsequent process of sulphur recovery through washer.Air blast is a roots blower.The equipment of sulfur recovery system subsequent process comprises converter, cooler, trap, sulfur product jar, tail gas burning furnace and chimney.The foul gas that oil, other [body source of chemical enterprise produce uses above-mentioned treating apparatus to handle the protection domain that also belongs to the utility model.
The utility model is through adding a cover, seal the [body source; Utilize the incinerator and the subsequent processing device of existing sulfur recovery system to constitute foul gas burning disposal equipment; Under the situation that does not spend big investment, solved the long-term foul gas that perplexs petroleum chemical enterprise and handled problems.Collect foul gas with the [body source after the sealing; Incinerator to sulfur recovery system after dehydration burns the back discharge tail gas; Colorless and odorless meets discharging standards, efficiently solves sewage treatment plant's foul gas to the pollution of surrounding environment with to the harm of health.The utility model is simple in structure, easy to implement, and construction cost and operating cost are low, is applicable to that the foul gas of the oil that is provided with Crouse's sulfur recovery system and chemical enterprise is handled.
Description of drawings
The schematic flow sheet of the utility model sewage treatment plant foul gas treating apparatus.
Wherein:
1-[body source, 2-air-introduced machine, 3-drain sump, 4-air blast, 5-sulfur recovery system, 6-incinerator, 7-valve.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further explanation.
The treating apparatus of the utility model sewage treatment plant foul gas is as shown in Figure 1, comprises [body source 1, air-introduced machine 2, drain sump 3 and sulfur recovery system 5.The material of drain sump is a carbon steel, and the liquid discharge tube of drain sump is provided with valve 7.The [body source is oil interceptor, aeration tank, floation tank and contaminated-oil basin.Sulfur recovery system comprises air blast 4, incinerator 6 and subsequent process, and air blast is a roots blower.The equipment of the subsequent process of sulfur recovery system comprises converter, cooler, trap, sulfur product jar, tail gas burning furnace and chimney.Use armored concrete that oil interceptor, aeration tank, floation tank and contaminated-oil basin are added a cover, sealed.Above-mentioned [body source after the sealing is connected to the inlet of air-introduced machine 2 through pipeline, and the outlet of air-introduced machine is connected to drain sump 3, and the drain sump outlet is connected to air blast 4 inlets of sulfur recovery system.Blower export is connected to the incinerator inlet, and the sour gas of oil plant also is connected to the incinerator inlet.The outlet of incinerator is connected with the subsequent process of sulfur recovery system.
Collect foul gas with the [body source after the sealing 1, the incinerator 6 to sulfur recovery system 5 after drain sump 3 dehydrations burns, and the gas after the burning is handled to subsequent process, and tail gas is to smoke stack emission.Through detecting the tail gas colorless and odorless after burning, reach discharging standards.
For preventing that working condition from changing, have black smog pollution sulfur product after the foul gas burning, sulfur recovery system is provided with washer, and the incinerator outlet is leaded up to washer and is connected to the subsequent process of sulphur recovery.Produce just often, the flue gas after incinerator burns directly arrives subsequent process and handles; It is undesired to produce, and when having black smoke after promptly foul gas burns, the flue gas of incinerator outlet washs subsequent process through washer and handles.
Claims (2)
1. the treating apparatus of sewage treatment plant's foul gas; Comprise [body source (1), air-introduced machine (2) and drain sump (3); Said [body source is oil interceptor, aeration tank, floation tank and contaminated-oil basin; It is characterized in that: said [body source is added a cover, sealed, and the [body source after the sealing is connected to drain sump through air-introduced machine, and the drain sump outlet is connected to air blast (4) inlet of sulfur recovery system (5) through pipeline; Blower export is connected to incinerator (6) inlet, and the outlet of incinerator is connected with the subsequent process of sulfur recovery system.
2. according to the treating apparatus of the said sewage treatment plant of claim 1 foul gas, it is characterized in that: said material of adding a cover is armored concrete, steel plate, color steel, solar panel or fiberglass, and the material of said drain sump is carbon steel or plastics.
3, according to the treating apparatus of the said sewage treatment plant of claim 1 foul gas, it is characterized in that: said sulfur recovery system is provided with washer, and the incinerator outlet is connected to the subsequent process of sulfur recovery system through washer.
4, according to the treating apparatus of the said sewage treatment plant of claim 1 foul gas, it is characterized in that: the equipment of sulfur recovery system subsequent process comprises converter, cooler, trap, sulfur product jar, tail gas burning furnace and chimney.
5, according to the treating apparatus of the said sewage treatment plant of claim 1 foul gas, it is characterized in that: said air blast (4) is a roots blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203826000U CN202350056U (en) | 2011-10-10 | 2011-10-10 | Processing unit for malodorous gas of sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203826000U CN202350056U (en) | 2011-10-10 | 2011-10-10 | Processing unit for malodorous gas of sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202350056U true CN202350056U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203826000U Expired - Lifetime CN202350056U (en) | 2011-10-10 | 2011-10-10 | Processing unit for malodorous gas of sewage treatment plant |
Country Status (1)
| Country | Link |
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| CN (1) | CN202350056U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259179A (en) * | 2014-09-12 | 2015-01-07 | 海宁市绿洲环保能源有限公司 | Kitchen waste treatment process |
| CN104482549A (en) * | 2014-12-22 | 2015-04-01 | 遵义联谷农业科技有限公司 | Device for treating gas generated by excrements |
| CN106621791A (en) * | 2016-12-29 | 2017-05-10 | 湖南军信污泥处置有限公司 | Method and device for treating high-concentration foul gas produced by sludge thermal-hydrolysis |
| CN110467951A (en) * | 2019-09-20 | 2019-11-19 | 中国石油化工股份有限公司 | A kind of device and method of oil well elevated tank foul odour processing |
-
2011
- 2011-10-10 CN CN2011203826000U patent/CN202350056U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259179A (en) * | 2014-09-12 | 2015-01-07 | 海宁市绿洲环保能源有限公司 | Kitchen waste treatment process |
| CN104482549A (en) * | 2014-12-22 | 2015-04-01 | 遵义联谷农业科技有限公司 | Device for treating gas generated by excrements |
| CN106621791A (en) * | 2016-12-29 | 2017-05-10 | 湖南军信污泥处置有限公司 | Method and device for treating high-concentration foul gas produced by sludge thermal-hydrolysis |
| CN110467951A (en) * | 2019-09-20 | 2019-11-19 | 中国石油化工股份有限公司 | A kind of device and method of oil well elevated tank foul odour processing |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |
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| CX01 | Expiry of patent term |